| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2018 Facebook. All Rights Reserved. |
| # |
| # FS QA Test 636 |
| # |
| # Test invalid swap files. |
| # Empty swap file (only swap header) |
| # |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -f $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| # remove previous $seqres.full before test |
| rm -f $seqres.full |
| |
| _supported_fs generic |
| _require_scratch_swapfile |
| _require_test_program mkswap |
| _require_test_program swapon |
| |
| _scratch_mkfs >> $seqres.full 2>&1 |
| _scratch_mount |
| |
| touch "$SCRATCH_MNT/swap" |
| $CHATTR_PROG +C "$SCRATCH_MNT/swap" >> $seqres.full 2>&1 |
| chmod 0600 "$SCRATCH_MNT/swap" |
| _pwrite_byte 0x61 0 $(get_page_size) "$SCRATCH_MNT/swap" >> $seqres.full |
| "$here/src/mkswap" "$SCRATCH_MNT/swap" |
| "$here/src/swapon" "$SCRATCH_MNT/swap" |
| swapoff "$SCRATCH_MNT/swap" >/dev/null 2>&1 |
| |
| status=0 |
| exit |
